Today’s grammar lesson is all about the rule that tricks everybody: using “a” vs. “an.” It’s not about the first letter — it’s about the first sound. That’s why we say an apple, an orange, an umbrella, an egg, and an hour even when some of these words don’t start with a visible vowel. If it begins with a vowel sound, you use “an.” If it begins with a consonant sound, you use “a.” At the end of the lesson, my student asked for another example… So here’s your bonus: an honorable mention. The H is

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Easy English Lesson: Should you use “A” or “AN”?